Kiniksa Pharmaceuticals International, plc insider trading

Every open-market purchase and sale by Kiniksa Pharmaceuticals International, plc's officers, directors and largest shareholders since November 4, 2021, and what the share price did next.

Insider purchases, 5 years $0 0 trades by 0 insiders Insider sales, 5 years $61.9M 36 trades by 8 insiders 3 months later: median +18.7% (+13.3% vs S&P 500)

No insider has bought shares on the open market in five years.

Insider purchase Insider sale Marker size reflects trade value. Weekly closes adjusted for splits; may be delayed.

Kiniksa Pharmaceuticals International, plc insider open-market trades
Date	Insider	Trade	Shares	Price	Value	1M after	3M after	6M after

From insiders' Form 4 filings with the SEC: open-market purchases and sales only (awards, option exercises and shares withheld for tax are excluded), combined to one line per insider per day. "Plan" marks trades the filing says were made under a pre-set Rule 10b5-1 trading plan, which are scheduled in advance. Price changes run from the close on the trade date; hover a figure for the change relative to the S&P 500. Past moves don't predict future ones.

Does following Kiniksa Pharmaceuticals International, plc’s insiders pay?

From December 1, 2022 to July 31, 2026, 3 insiders reported 0 open-market purchases and 4 sales not made under a pre-set plan in Kiniksa Pharmaceuticals International, plc. After sales, the shares moved +56.1% against the index over 12 months (a negative figure means selling was the right call).

Kiniksa Pharmaceuticals International, plc: each insider's record
Insider	Role	12 months after their purchases	Beat the S&P 500	Sales	12 months after their sales	Latest report
Quart Barry D	Director	—	—	2	+25.4% (2)	June 11, 2025
Cole G Bradley	Director	—	—	1	—	July 31, 2026
Malley Thomas	Director	—	—	1	+117.5% (1)	August 14, 2025

Moves are the shares’ return including dividends minus the S&P 500’s, from the close on the first trading day after each report; the number of trades with a finished 12-month window is in brackets. Green means the trade went the insider’s way (a purchase ahead of the index, a sale followed by the shares trailing it). A trade reported both by a director or officer and by a fund or company they are linked to counts once here, under the person. Purchases count only where the share price actually traded was at least $5. These figures describe what the shares did, not why anyone traded. Insiders across all companies.

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